Medtronic Physio Control, the worldwide leader in defibrillation technology, brings you the Physio Control Lifepak 20 AED defibrillator. The Lifepak 20, used in hospitals, clinics, and ambulatory surgery centers, was designed with extensive input from clinicians around the world. The Lifepak 20 is highly intuitive, making it easy for non-AED trained first responders to quickly understand and use. Physio Control's proven Shock Advisory System guides the user with voice and visual prompts through each step and simple 1-2-3 operation.